.page-disclaimer {
  --pd-panel-radius: 22px;
  --pd-text: #cfdcd5;
  background:
    radial-gradient(1100px 520px at 82% -10%, rgba(59, 167, 255, 0.12), transparent 62%),
    radial-gradient(900px 460px at 6% 0%, rgba(198, 255, 61, 0.08), transparent 60%),
    var(--ink);
  color: var(--white);
  padding-bottom: clamp(48px, 7vw, 88px);
  overflow-x: clip;
}

.page-disclaimer .crumbs {
  padding-top: clamp(16px, 3vw, 26px);
  font-size: 13px;
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
  padding: clamp(20px, 4vw, 40px) 0 clamp(26px, 4vw, 44px);
}

.page-disclaimer .usage-hero__copy .eyebrow {
  color: var(--lime);
  letter-spacing: 0.16em;
  font-size: 12px;
  margin: 0;
}

.page-disclaimer .usage-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(29px, 6.2vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  text-wrap: balance;
}

.page-disclaimer .usage-hero__lead {
  color: var(--pd-text);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  max-width: 44ch;
  margin: 0 0 24px;
}

.page-disclaimer .usage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-disclaimer .usage-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .usage-hero__facts .num {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--lime);
  margin-right: 5px;
}

.page-disclaimer .usage-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--pd-panel-radius);
  background: var(--panel);
  overflow: hidden;
}

.page-disclaimer .usage-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.9) brightness(0.86);
}

.page-disclaimer .usage-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(198, 255, 61, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(198, 255, 61, 0.14) 1px, transparent 1px);
  background-size: 48px 48px;
}

.page-disclaimer .usage-hero__caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
  background: rgba(6, 26, 20, 0.8);
  border: 1px solid rgba(198, 255, 61, 0.3);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
}

/* ---------- 章节索引条 ---------- */
.page-disclaimer .usage-toc {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .usage-toc ol {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  width: max-content;
}

.page-disclaimer .usage-toc a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--white);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease),
    border-color 0.16s var(--ease), transform 0.16s var(--ease);
}

.page-disclaimer .usage-toc a:hover,
.page-disclaimer .usage-toc a:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  transform: translateY(-1px);
}

.page-disclaimer .usage-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lime);
  transition: color 0.16s var(--ease);
}

.page-disclaimer .usage-toc a:hover .usage-toc__num,
.page-disclaimer .usage-toc a:focus-visible .usage-toc__num {
  color: var(--ink);
}

/* ---------- 主体双栏 ---------- */
.page-disclaimer .usage-body {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  padding-top: clamp(24px, 4vw, 40px);
}

.page-disclaimer .usage-main,
.page-disclaimer .usage-rail {
  min-width: 0;
}

.page-disclaimer .usage-rail {
  display: grid;
  gap: 16px;
  align-content: start;
}

/* ---------- 序号章节 ---------- */
.page-disclaimer .usage-sec {
  padding: clamp(22px, 3vw, 30px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 90px;
}

.page-disclaimer .usage-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .usage-sec__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .usage-sec__index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  line-height: 1;
  padding: 5px 9px;
  border-radius: 7px;
  color: var(--lime);
  border: 1px solid rgba(198, 255, 61, 0.35);
}

.page-disclaimer .usage-sec:nth-child(even) .usage-sec__index {
  color: var(--blue);
  border-color: rgba(59, 167, 255, 0.42);
}

.page-disclaimer .usage-sec h2 {
  font-family: var(--font-display);
  font-size: clamp(19px, 3vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--white);
}

.page-disclaimer .usage-sec__body p {
  color: var(--pd-text);
  font-size: 15px;
  line-height: 1.8;
  max-width: 46ch;
  margin: 0 0 14px;
}

.page-disclaimer .usage-sec__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .usage-sec .note {
  color: var(--white);
  font-size: 14px;
  line-height: 1.75;
  max-width: 46ch;
  padding: 11px 14px 11px 16px;
  border-left: 3px solid var(--lime);
  border-radius: 0 12px 12px 0;
  background: linear-gradient(90deg, rgba(198, 255, 61, 0.1), transparent 72%);
}

/* ---------- 表格 ---------- */
.page-disclaimer .usage-table-wrap {
  margin: 18px 0 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  overflow-x: auto;
}

.page-disclaimer .usage-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-disclaimer .usage-table th {
  text-align: left;
  padding: 11px 14px;
  background: rgba(6, 26, 20, 0.72);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  white-space: nowrap;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .usage-table td {
  padding: 12px 14px;
  color: var(--pd-text);
  line-height: 1.65;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .usage-table td:first-child {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 13px;
  white-space: nowrap;
}

.page-disclaimer .usage-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-disclaimer .usage-table tbody tr:nth-child(even) {
  background: var(--stripe);
}

.page-disclaimer .usage-table tbody tr {
  transition: background-color 0.15s var(--ease);
}

.page-disclaimer .usage-table tbody tr:hover {
  background: rgba(198, 255, 61, 0.08);
}

/* ---------- 步骤与清单 ---------- */
.page-disclaimer .usage-steps {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .usage-steps li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--panel);
  border: 1px solid transparent;
  color: var(--pd-text);
  font-size: 14.5px;
  line-height: 1.7;
  transition: border-color 0.16s var(--ease), background-color 0.16s var(--ease);
}

.page-disclaimer .usage-steps li:hover {
  border-color: rgba(198, 255, 61, 0.3);
  background: #103528;
}

.page-disclaimer .usage-steps__num {
  flex: none;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  margin-top: 1px;
  border-radius: 50%;
  border: 1px solid rgba(198, 255, 61, 0.32);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-disclaimer .usage-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .usage-list li {
  position: relative;
  padding-left: 22px;
  color: var(--pd-text);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-disclaimer .usage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--orange);
}

/* ---------- 行内元素 ---------- */
.page-disclaimer .usage-link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 167, 255, 0.45);
  transition: color 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-disclaimer .usage-link:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.page-disclaimer .usage-strong {
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--white);
  background: rgba(59, 167, 255, 0.16);
  border-radius: 6px;
  padding: 2px 7px;
  word-break: break-all;
}

/* ---------- 右侧栏 ---------- */
.page-disclaimer .legend,
.page-disclaimer .rail-card {
  border: 1px solid var(--line);
  border-radius: var(--pd-panel-radius);
  background: var(--panel);
  padding: 18px;
}

.page-disclaimer .legend__title,
.page-disclaimer .rail-card__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-disclaimer .legend__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-disclaimer .legend__item {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 3px 10px;
  align-items: center;
  padding: 8px;
  border-radius: 10px;
  cursor: default;
  transition: background-color 0.15s var(--ease);
}

.page-disclaimer .legend__item:hover,
.page-disclaimer .legend__item:focus-visible {
  background: rgba(198, 255, 61, 0.07);
  outline: none;
}

.page-disclaimer .legend__dot {
  width: 10px;
  height: 10px;
  display: block;
  justify-self: center;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(242, 247, 241, 0.05);
}

.page-disclaimer .legend__dot--lime {
  background: var(--lime);
}

.page-disclaimer .legend__dot--yellow {
  background: var(--yellow);
}

.page-disclaimer .legend__dot--orange {
  background: var(--orange);
}

.page-disclaimer .legend__name {
  font-size: 14px;
  color: var(--white);
}

.page-disclaimer .legend__tip {
  display: none;
  grid-column: 1 / -1;
  padding-top: 3px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.6;
}

.page-disclaimer .legend__item:hover .legend__tip,
.page-disclaimer .legend__item:focus .legend__tip,
.page-disclaimer .legend__item:focus-visible .legend__tip,
.page-disclaimer .legend__item:focus-within .legend__tip {
  display: block;
}

.page-disclaimer .rail-card__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .rail-card__list a {
  display: block;
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--pd-text);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.15s var(--ease), background-color 0.15s var(--ease),
    padding-left 0.15s var(--ease);
}

.page-disclaimer .rail-card__list a:hover {
  color: var(--ink);
  background: var(--lime);
  padding-left: 14px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .usage-steps {
    gap: 12px;
  }

  .page-disclaimer .usage-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: clamp(32px, 5vw, 64px);
  }
}

@media (min-width: 940px) {
  .page-disclaimer .usage-body {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 44px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
<<<END>>>